The treatment of copper refinery anode slimes | …
1-8-1990 · There are numerous viable approaches to the treatment of anode slimes from electrolytic copper refining. Of particular interest in the treatment of slimes are the behavior and recovery of selenium. The understanding of the process chemistry involved in the treatment of anode slimes should be aided considerably by recent work on the formation and characterization of slimes.
Anode slimes treatment: The boliden experience | …
1-4-2003 · There are numerous approaches to the treatment of both copper and lead anode slimes. Although the chemistry and metallurgy has been described and discussed by many authors, few, if any, have described the environmental impact of these activities.
Anode slimes treatment: The boliden experience | …
1-4-2003 · There are numerous approaches to the treatment of both copper and lead anode slimes. Although the chemistry and metallurgy has been described and discussed by many authors, few, if any, have described the environmental impact of these activities. Dust and especially selenium emissions are a problem both in the internal working environment as well as in the external environment.
Lead Anode Slime Treatment-Lead- - Metalcess
Lead Anode Slime Treatment Anode slime is a byproduct from copper or lead electro-refining process. The copper/lead anode slime usually contain As, Sb, Bi and precious metals like gold and silver.
Anode Slimes Treatment: The Boliden Experience
Concerning treatment, currently, pyrometallurgy based on high temperature metallurgy is the dominant process for silver recovery from anode slime, which includes several steps for hydrometallurgy ...
PROCESSING OF COPPER ANODE-SLIMES FOR EXTRACTION OF …
Pyrometallurgical treatment of the leaching solid residue for production of Pb-Sn soldering alloy was proposed. Parameters affecting both the leaching and smelting stages were studied. Key words: anode slimes, leaching, copper, silver INTRODUCTION Considering the depleting reserves of primary mineral resources for the extraction
Glencore’s CCR refinery: an overview of how ... - …
5-9-2014 · The anode slime produced by this process is treated, along with anode slime from other copper refineries around the world, as CCR has recognised expertise in this treatment.
Copper Anode Slime Recovery-Copper- - Metalcess
The copper/lead anode slime usually contain As, Sb, Bi and precious metals like gold and silver. Smelter of anode slime is most likely divided into two groups by the two different recovery processes based on its property and treatment capacity, i.e. pyrometallurgy and hydrometallurgy.
Processing of copper electrorefining anode slime: a …
18-7-2013 · Anode slime is the insoluble product deposited at the bottom of the electrorefining tank during electrorefining of copper. It generally contains Cu, Ni, Se, Te, Ag, Au, platinum group metals (PGM), Pb, Ba, Fe, etc. Owing to the presence of valuable metals and metalloids in the anode slime, numerous approaches have been made by the researchers to extract them following pyro-, pyrohydro ...
US3944414A - Treatment of anode slime from …
Process for the flotation of anode slime from copper electrolysis comprising subjecting the anode slime, as a preliminary treatment, to attrition treatment in combination with a copper leaching treatment in a medium of an acid solution. The floated material obtained from the flotation is continuously subjected to three processes of roasting, melting and cupellation in a rotary furnace lined ...
US4352786A - Treatment of copper refinery anode …
A process for the removal of lead content in anode slime by subjecting the latter to primary and secondary leach in a medium of an ammonium acetate solution at a temperature not exceeding 80° C. Whereby lead dissolution is maximized and other metals are minimized. Separate the leach solution from the undissolved slime residue, crystallize lead from the separated leach solution and recover the ...
Treatment of anode slimes: Mineralogical and …
The development of a novel process for the treatment of copper refinery anode slimes is described. Raw anode slimes usually contain high levels of copper, selenium, silver and various amounts of ...
Steffen FULL from anode slime to dore part1.ppt
Anode slime (product from electrolytic refining of copper cathodes), is one of the most important source for precious metals production. At Aurubis anode slimes are treated in a modern Boliden top blown rotary converter (TBRC) process in two routes and fully controlled by XRF.
TREATMENT OF WASTEWATER OBTAINED IN PROCESS FOR …
metals from anode slime, used in RTB Bor, are low recoveries of precious metals and long retention the same in unfinished production. For the aim of overgoing the noticed disadvantages in the used technology, the investigation were aimed to development of new methods for slime treatment[2,3,4]. The preliminary laboratory investigations of ...
Treatment of copper refinery anode slime - …
5-10-1982 · Treatment of copper refinery anode slime . United States Patent 4352786 ... Because the lead has been removed, the dried, processed anode slimes are acceptable for treatment in recovery plants for selenium, tellurium, tin, silver, gold and the like.
Anode slime | Article about anode slime by The …
Specific topics include the effect of crack opening on the distribution of magnetic flux density around fatigue cracks, a hydrometallurgical pre-treatment process for recovering valuable metals from lead anode slime, mine tailings reprocessing in Da-Hongshan, optimizing the operational performance of diesel mining trucks using thermal management, a new fast multi-pole boundary element method ...
Anode Slimes | Konkola Copper Mines Plc
During the electrolysis process pure copper is deposited on cathode plates and impurities which are soluble fall to the bottom of the cell as anode slimes or sludge. Precious metals (Ag, Pt, Pd), can be extracted from the anode sludge created by the electro-refining process. Copper concentrates can also contain precious metals like gold and silver.
Development of Hydrometallurgical Process of …
Nippon Mining & Metals has operated a hydrometallurgical process of copper anode slime treatment for two and half years. The process is based on the conception that …
Pretreatment of copper anode slime with alkaline …
In this work, the combined process of alkaline pressure oxidative leaching (APOL) followed by sulfuric acid leaching (SAL) was employed to pretreat copper anode slime (Liu et al., 2010). The effects of NaOH concentration, temperature, oxygen partial pressure, time, liquid-to-solid (L/S) and stirring speed in the step of APOL on the metal leaching ratios of APOL and subsequent SAL of alkaline ...
Electrowinning - Wikipedia
Electrowinning, also called electroextraction, is the electrodeposition of metals from their ores that have been put in solution via a process commonly referred to as leaching. Electrorefining uses a similar process to remove impurities from a metal. Both processes use electroplating on a large scale and are important techniques for the economical and straightforward purification of non ...